Battery



FIG. 1 is a perspective view of a battery, embodying our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof; and,

FIG. 4 is a bottom view thereof.

The broken line showing in FIGS. 1, 2 and 3 is included for the purpose of illustrating environmental structure only and forms no part of the claimed design. 

The ornamental design for a battery, as shown and described. 